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Heart rate alarm
To set heart rate alarm of ON/OFF operation procedure: Open
KingFit App → Setting → My device → Heart rate alram → Set
the upper limit of heart rate → Save.
When the heart rate automatic monitoring is initiated, this
function can be turned on/off through APP setting. And the
heart rate upper limit can be set. When the heart rate of the
user reaches the upper limit, watch will be vibrate, alarm and
display the heart rate alarm interface.